- C4 vectorsUnit Vector : UnitVector Example by kwkimVector AdditionVector AdditionVectors - addition3D Vectors, Points and PlanesVector equation of a line (2D)Dot Product of VectorsVector in 3D.Sum of two vectors 3D.3D Vector visualizationvector equation of a line with BoltVector Equation of a Line in 2-SpaceVector Equation of line vs Slope-Intercept Equation of lineC4 Equation of plane given point and vectorC4 vectors - line and planeC4 Vectors - distance of a point from plane